debug ip ospf adj

最新推荐文章于 2022-06-08 12:04:19 发布

weixin_33910460

最新推荐文章于 2022-06-08 12:04:19 发布

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原文链接：http://blog.51cto.com/coolboy/69125

本文详细记录了OSPF路由协议在网络设备上的启动过程，包括邻居发现、状态机变化、DR/BDR选举、数据库同步等关键步骤，为理解OSPF的工作原理提供了实际案例。

*Mar  1 00:09:10.579: OSPF: Rcv DBD from 10.0.0.1 on FastEthernet0/0 seq 0x1F3C
opt 0x52 flag 0x7 len 32  mtu 1500 state INIT
*Mar  1 00:09:10.579: OSPF: 2 Way Communication to 10.0.0.1 on FastEthernet0/0,
state 2WAY
*Mar  1 00:09:10.579: OSPF: Neighbor change Event on interface FastEthernet0/0
*Mar  1 00:09:10.579: OSPF: DR/BDR election on FastEthernet0/0
*Mar  1 00:09:10.579: OSPF: Elect BDR 0.0.0.0
*Mar  1 00:09:10.583: OSPF: Elect DR 10.0.0.3
*Mar  1 00:09:10.583:        DR: 10.0.0.3 (Id)   BDR: none
*Mar  1 00:09:10.583: OSPF: Send DBD to 10.0.0.1 on FastEthernet0/0 seq 0x25F9 o
pt 0x52 flag 0x7 len 32
*Mar  1 00:09:10.583: OSPF: First DBD and we are not SLAVE
*Mar  1 00:09:10.671: OSPF: Rcv DBD from 10.0.0.2 on FastEthernet0/0 seq 0x198D
opt 0x52 flag 0x7 len 32  mtu 1500 state INIT
*Mar  1 00:09:10.671: OSPF: 2 Way Communication to 10.0.0.2 on FastEthernet0/0,
state 2WAY
*Mar  1 00:09:10.671: OSPF: Neighbor change Event on interface FastEthernet0/0
*Mar  1 00:09:
Router#10.675: OSPF: DR/BDR election on FastEthernet0/0
*Mar  1 00:09:10.675: OSPF: Elect BDR 0.0.0.0
*Mar  1 00:09:10.675: OSPF: Elect DR 10.0.0.3
*Mar  1 00:09:10.675:        DR: 10.0.0.3 (Id)   BDR: none
*Mar  1 00:09:10.675: OSPF: Send DBD to 10.0.0.2 on FastEthernet0/0 seq 0x164 op
t 0x52 flag 0x7 len 32
*Mar  1 00:09:10.675: OSPF: First DBD and we are not SLAVE
*Mar  1 00:09:10.679: OSPF: Rcv DBD from 10.0.0.1 on FastEthernet0/0 seq 0x25F9
opt 0x52 flag 0x2 len 92  mtu 1500 state EXSTART
*Mar  1 00:09:10.679: OSPF: NBR Negotiation Done. We are the MASTER
*Mar  1 00:09:10.679: OSPF: Send DBD to 10.0.0.1 on FastEthernet0/0 seq 0x25FA o
pt 0x52 flag 0x3 len 52
*Mar  1 00:09:10.679: OSPF: Database request to 10.0.0.1
*Mar  1 00:09:10.683: OSPF: sent LS REQ packet to 10.0.0.1, length 36
*Mar  1 00:09:10.735: OSPF: Rcv DBD from 10.0.0.2 on FastEthernet0/0 seq 0x164 o
pt 0x52 flag 0x2 len 92  mtu 1500 state EXSTART
*Mar  1 00:09:10.735: OSPF: NBR Negotiation Done. We are the MASTE
Router#R
*Mar  1 00:09:10.735: OSPF: Send DBD to 10.0.0.2 on FastEthernet0/0 seq 0x165 op
t 0x52 flag 0x3 len 52
*Mar  1 00:09:10.739: OSPF: Database request to 10.0.0.2
*Mar  1 00:09:10.739: OSPF: sent LS REQ packet to 10.0.0.2, length 36
*Mar  1 00:09:10.927: OSPF: Rcv DBD from 10.0.0.1 on FastEthernet0/0 seq 0x25FA
opt 0x52 flag 0x0 len 32  mtu 1500 state EXCHANGE
*Mar  1 00:09:10.927: OSPF: Send DBD to 10.0.0.1 on FastEthernet0/0 seq 0x25FB o
pt 0x52 flag 0x1 len 32
*Mar  1 00:09:11.031: OSPF: Rcv DBD from 10.0.0.2 on FastEthernet0/0 seq 0x165 o
pt 0x52 flag 0x0 len 32  mtu 1500 state EXCHANGE
*Mar  1 00:09:11.031: OSPF: Send DBD to 10.0.0.2 on FastEthernet0/0 seq 0x166 op
t 0x52 flag 0x1 len 32
*Mar  1 00:09:11.167: OSPF: Rcv DBD from 10.0.0.1 on FastEthernet0/0 seq 0x25FB
opt 0x52 flag 0x0 len 32  mtu 1500 state EXCHANGE
*Mar  1 00:09:11.167: OSPF: Exchange Done with 10.0.0.1 on FastEthernet0/0
*Mar  1 00:09:11.171: OSPF: Synchronized with 10.0.0.1 on FastEthernet0/0, state
FULL
Router#
*Mar  1 00:09:11.171: %OSPF-5-ADJCHG: Process 10, Nbr 10.0.0.1 on FastEthernet0/
0 from LOADING to FULL, Loading Done
*Mar  1 00:09:11.239: OSPF: Rcv DBD from 10.0.0.2 on FastEthernet0/0 seq 0x166 o
pt 0x52 flag 0x0 len 32  mtu 1500 state EXCHANGE
*Mar  1 00:09:11.239: OSPF: Exchange Done with 10.0.0.2 on FastEthernet0/0
*Mar  1 00:09:11.239: OSPF: Synchronized with 10.0.0.2 on FastEthernet0/0, state
FULL
*Mar  1 00:09:11.239: %OSPF-5-ADJCHG: Process 10, Nbr 10.0.0.2 on FastEthernet0/
0 from LOADING to FULL, Loading Done
*Mar  1 00:09:11.671: OSPF: Build router LSA for area 0, router ID 10.0.0.3, seq
0x80000002
*Mar  1 00:09:11.671: OSPF: Build network LSA for FastEthernet0/0, router ID 10.
0.0.3
*Mar  1 00:09:11.671: OSPF: Build network LSA for FastEthernet0/0, router ID 10.
0.0.3
*Mar  1 00:09:13.391: OSPF: Neighbor change Event on interface FastEthernet0/0
*Mar  1 00:09:13.391: OSPF: DR/BDR election on FastEthernet0/0
*Mar  1 00:09:13.391: OSPF: Elect BDR 10.0.0.1
*Mar  1
Router#00:09:13.391: OSPF: Elect DR 10.0.0.3
*Mar  1 00:09:13.391:        DR: 10.0.0.3 (Id)   BDR: 10.0.0.1 (Id)
*Mar  1 00:09:13.395: OSPF: Neighbor change Event on interface FastEthernet0/0
*Mar  1 00:09:13.395: OSPF: DR/BDR election on FastEthernet0/0
*Mar  1 00:09:13.395: OSPF: Elect BDR 10.0.0.1
*Mar  1 00:09:13.395: OSPF: Elect DR 10.0.0.3
*Mar  1 00:09:13.395:        DR: 10.0.0.3 (Id)   BDR: 10.0.0.1 (Id)
Router#
*Mar  1 00:09:15.463: OSPF: Neighbor change Event on interface FastEthernet0/0
*Mar  1 00:09:15.463: OSPF: DR/BDR election on FastEthernet0/0
*Mar  1 00:09:15.463: OSPF: Elect BDR 10.0.0.2
*Mar  1 00:09:15.463: OSPF: Elect DR 10.0.0.3
*Mar  1 00:09:15.463:        DR: 10.0.0.3 (Id)   BDR: 10.0.0.2 (Id)
*Mar  1 00:09:15.467: OSPF: Neighbor change Event on interface FastEthernet0/0
*Mar  1 00:09:15.467: OSPF: DR/BDR election on FastEthernet0/0
*Mar  1 00:09:15.467: OSPF: Elect BDR 10.0.0.2
*Mar  1 00:09:15.467: OSPF: Elect DR 10.0.0.3
*Mar  1 00:09:15.467:        DR: 10.0.0.3 (Id)   BDR: 10.0.0.2 (Id)
Router#
*Mar  1 00:09:23.235: OSPF: Neighbor change Event on interface FastEthernet0/0
*Mar  1 00:09:23.235: OSPF: DR/BDR election on FastEthernet0/0
*Mar  1 00:09:23.235: OSPF: Elect BDR 10.0.0.2
*Mar  1 00:09:23.235: OSPF: Elect DR 10.0.0.3
*Mar  1 00:09:23.235:        DR: 10.0.0.3 (Id)   BDR: 10.0.0.2 (Id)